400G QSFP-DD LR4 optical transceiver module, support 400Gb/s and up to 10Km transmission on SM fiber, it works in high-speed IDC connection solutions. Features Compliant with QSFP-DD MSA Compliant with 100G Lambda MSA 400G-LR4 Specification compliant Compliant with CMIS5.0 Compliant with IEEE Std 802.3bs 8x53.125Gb/s electrical interface (400GAUI-8) Cooled EML laser with CWDM wavelength Up to 10km transmission on single mode fiber (SMF) with FEC Single +3.3V power supply Case temperature range: 0 ~ +70℃ Maximum power consumption 12W Duplex LC connector RoHS complaint Applications 400G BASE-LR4 Ethernet Data Center Interconnect Enterprise Networking